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Multiple Choice
Which of the following systems provides control over skeletal muscle contractions?
A
Respiratory system
B
Digestive system
C
Nervous system
D
Endocrine system
Verified step by step guidance
1
Begin by identifying the primary function of each system mentioned in the problem. The respiratory system is responsible for gas exchange, the digestive system for nutrient absorption, the nervous system for control and communication, and the endocrine system for hormone regulation.
Focus on the task of controlling skeletal muscle contractions. Skeletal muscles are voluntary muscles, meaning they are controlled consciously.
Consider which system is responsible for voluntary control. The nervous system includes the brain, spinal cord, and peripheral nerves, which are directly involved in sending signals to muscles to initiate contraction.
Understand that the nervous system uses electrical impulses to communicate with muscles, allowing for precise and rapid control over muscle contractions.
Conclude that the nervous system is the correct answer because it provides the necessary control over skeletal muscle contractions through its network of neurons and synapses.